| 摘要 |
PURPOSE:To facilitate the ejection of a cartridge by providing an engaging member sliding in the lengthwise direction of a cover, engaged with a projection in a case and turning in the direction automatically closing the cover. CONSTITUTION:The engaging member having engaging parts 17a, 17b is provided both sides of the cartridge 16, the two engaging parts 17a, 17b are penetrated through a slit provided in the lengthwise direction of the cover 20 and the engaging member 17 is slidable in the lengthwise direction of the cover. The engaging member 17 is made of an elastic material such as polyacetal resin, the two engaging parts 17a, 17b are provided with detent, and the 2nd engaging part 17c engaging with two long holes of the cover 20 and a roulette 17d are provided onto the cover 20. The engaging parts 17a, 17b are engaged with gate type projections 18a, 18b provided in the cover 6 to keep the height of the cover 20 to a prescribed height against the upward force of a pressing spring 19. Further, the 2nd engaging part 17c is engaged with the 1st long hole of the cover 20 so as to prevent that the engaging member 17 is slid by a shock in the slide direction and that the cover 20 is opened.
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